Home / 194,282.64-268,134.57-109,399.50

Finding the Fourth Proportional to 194,282.64, 268,134.57 and 109,399.50

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Solution

The fourth proportional to 194,282.64, 268,134.57 and 109,399.50 is: 150,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,282.64 : 268,134.57 = 109,399.50 : x
  2. Step 2: Convert to fraction form
    194,282.64/268,134.57 = 109,399.50/x
  3. Step 3: Cross multiply
    194,282.64x = 268,134.57 × 109,399.50
  4. Step 4: Simplify right side
    194,282.64x = 29,333,787,890.72
  5. Step 5: Solve for x
    x = 29,333,787,890.72/194,282.64
  6. Step 6: Final answer
    x = 150,985.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.